FKIE_CVE-2026-34222

Vulnerability from fkie_nvd - Published: 2026-04-01 18:16 - Updated: 2026-04-15 15:25
Severity ?
7.7 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
7.7 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Summary
Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to version 0.8.11, there is a broken access control vulnerability in tool values. This issue has been patched in version 0.8.11.
References
security-advisories@github.comhttps://github.com/open-webui/open-webui/releases/tag/v0.8.11Release Notes
security-advisories@github.comhttps://github.com/open-webui/open-webui/security/advisories/GHSA-7429-hxcv-268mVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2026/Apr/4Mailing List, Exploit, Third Party Advisory
Impacted products
Vendor Product Version
openwebui open_webui *
To clipboard 

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    {
      "nodes": [
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          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:openwebui:open_webui:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "5075875A-B6AB-4CC6-BA97-9C1D7E130C20",
              "versionEndExcluding": "0.8.11",
              "vulnerable": true
            }
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          "operator": "OR"
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  "cveTags": [],
  "descriptions": [
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      "value": "Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to version 0.8.11, there is a broken access control vulnerability in tool values. This issue has been patched in version 0.8.11."
    }
  ],
  "id": "CVE-2026-34222",
  "lastModified": "2026-04-15T15:25:35.630",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.7,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N",
          "version": "3.1"
        },
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        "impactScore": 4.0,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      },
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          "privilegesRequired": "LOW",
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          "version": "3.1"
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        "impactScore": 4.0,
        "source": "nvd@nist.gov",
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  "references": [
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      "tags": [
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    },
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      "source": "security-advisories@github.com",
      "tags": [
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      "url": "https://github.com/open-webui/open-webui/security/advisories/GHSA-7429-hxcv-268m"
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "http://seclists.org/fulldisclosure/2026/Apr/4"
    }
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  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
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      "description": [
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          "lang": "en",
          "value": "CWE-285"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.